cf/mirror

Grass Field

CF
1701A800· newbie1s256 MB⌨ stdin/stdout
#implementation

Examples

Sample 1of 1multi-test • hover to link
Input
3
0 0
0 0
1 0
0 1
1 1
1 1
Output
0
1
2
1701A.cpp
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Ln 11·137 BGNU C++20 (64)